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Dec 19, 2012 3:00pm PST
. >> congressmember mccarthy, this is nermeen shaikh. i want to ask you a comment made. this is bob mcdonnell of virginia. he proposed having school officials carry guns. he was asked about this proposal on wtop radio. >> another knee-jerk reaction, against that, i think there should at least be a discussion of that. if people are armed, not just a police officer but other officials, school officials, that were trained and chose that a weapon, certainly, there would have been an opportunity to stop aggressors from coming in the school. i think that is a reasonable discussion. your comments on what the virginia governor said? >> let's take this into context. we have passed legislation to help our schools to be the sickest they can be. they followed the lockdown procedure. who are you going to assign to be able to have a gun? they're supposed to be behind locked doors and not allow anyone in. if the principal had had a gun and was charging the shooter and he has an automatic of large capacity clips, the outcome would not have been the same. i know they're talking about having armed guards. some of
Dec 13, 2012 8:00am PST
vibrations, something may be bobbing up and down, or a pendulum swinging back and forth, or something that occurs and recurs. i could take my chalk on the board-- i can vibrate it up and down. i'm vibrating a little bit, too, okay? these are vibration, all right? now, how frequently i go to and fro has to do with frequency. we talk about frequency with the letter f. here's a low frequency. wanna see a high frequency? this is common-sense stuff. see that? ain't that neat? guess what a very high frequency is. how many say, "gee, i don't know what--" come on, you guys know. what's a very high frequency? [makes sounds] like that, yeah? okay. but when then a high frequency is propagated through space, watch. it traces out what we call a... sine curve. it's really a sine curve but a representation of a wave, okay? now, we gonna go through some definitions, gang. this frequency dragged out. the dotted line is my equilibrium point. i'm gonna vibrate above the equilibrium and below, and i go just as far above and just as far as below. i call this particular distance here, by the way-- let's ta
Search Results 0 to 2 of about 3 (some duplicates have been removed)